Online Parts Store › Phillips Machine Screw - Pan Head. 1/4"-20 x 3" Image 1 of 1 Phillips Machine Screw - Pan Head. 1/4"-20 x 3" $37.73 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screw - Truss Head #8 x 3/4" $17.19 Phillips Tapping Screw - Pan Head, #10 x 3/4" $32.06 Phillips Tapping Screws - Oval Head, #12 x 1" $45.16 Phillips Tapping Screws - Flat Head, #6 x 1-1/4" $15.93 Phillips Tapping Screw - Pan Head, #8 x 1-1/2" $25.70